GALAXY ELECTRICAL
FEATURES
Low cost
Low leakage
Low f orward volt age drop
High current c apability
MECHANICAL DATA
Case:JE DE C DO-27,molded plast ic
Termina ls: Axial lea d , solde ra ble per
MI L- STD-202,Met hod 208
P olarity: Color band denotes cat hode
W eight: 0. 041 ounces, 1. 15 grams
Mounting position: Any
M A XIM UM RA TING S A ND ELECTRICA L CHA RA CTERISTICS
Ratings at 25 ambient t emperat ure unless ot herwise spec if ied.
Single phase,half wave,60 Hz,resistive or induct ive load. F or capac itive load, derate by 20%.
BY
550-200 BY
550-400 BY
550-600 BY
550-800 BY
550-1000 UNITS
Maximum recu rren t p eak reve rse vo ltag e VRRM 200 400 600 800 1000 V
Maximum RMS voltage VRMS 140 280 420 560 700 V
Maximum DC blocking voltage VDC 200 400 600 800 1000 V
Maximum average forward rectified current
9.5 mm lea d l e n g th , @ TA=75
Peak forward surge current
8.3ms single half-sine-wave
superimposed on rated load @ TJ=125
Maximum instantaneous forward voltage
@ 5.0 A
VF
V
Maxi mum reverse current @ TA=25
at rated DC blocking voltage @TA=100
Typical junction capacitance (Note1) CJpF
Typical th e rmal resistance (Note2 ) RθJA ／Ｗ
O perating junction temperature range TJ
Storage temperature range TSTG
15
- 55 ---- + 150
- 55 ---- + 150
BY550-50 --- BY550-100 0
5.0
300.0
1.1
100
70
VOLTAGE RAN GE: 5 0 --- 1 0 0 0 V
CURRENT: 5.0 A
100.0
80
A
and similar solv ents
IF(AV)
35
50
PLASTIC SILICON RECTIFIER
T he plastic mater ial c arries U/L r ecognit ion 94V-0
A
DO - 27
IFSM
Diffused junction
E asily cleaned wit n F reon,Alcohol,lsopropanol
BY
550-50 BY
550-100
50 100
2. Thermal resistance from junction to ambient.
A
N OTE: 1. Measured at 1.0MH z and appl i ed r everse voltage of 4. 0V D C .
IR10.0
www.galaxycn.com
BL
BLGALAXY ELECTRICAL
Document Number 0260031 1.
124 10820406080100
50
100
150
200
250
300
350
400
450
TJ=125
8.3m s S ingle Ha lf
Sine-W ave
0
0.25
0.5
0.75
1.0
25 50 75 100 125 150
Single Phase
Half Wave 60HZ
Resisti ve or
Inductive Load
1.25
175
1.5
BLGALAXY ELECTRICAL
www.galaxycn.com
Document Number 0260031 2.
AMPERES
AMPERES
PEAK FORWARD SURGE CURRENT
AMPERES
JUNCTION CAPACITANCE,PF
FIG.4--TYPICAL JUNCTION CAPACITANCE
REVERSE VO LTAGE,VOLTS
FIG.3 -- PEAK FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
BY550-50 --- BY550-1000
INSTANTANEOUS FORWARD VOLTAG E, VOLTS AMBIENT TEMPERATURE,
RATINGS AND CHARACTERISTIC CURVES
FIG.1 -- TYPICAL FORWARD CHARACTERISTICS FIG.2 -- TYPICAL FORWARD DERATING CURVE
AVERAGE FORWARD CURRENT
INSTANTANEOUS FORWARD CURRENT
.2
10.1
20
40
.4 1.0 2
400
100
200
600
1000
4102040100
TJ=25
1.00.6
.01
0.4 0.8
0.1
1.41.2 1.6
10
1.0
T J=25 C
Pulse W idth
=300us
0
